VP HPLC guard column (preparative), NUCLEODUR C18 HTec, 10x16 mm Merck/MilliporeSigma 109494 10% v/v Hydrochloric Acid

10% v/v Hydrochloric Acid

4-Dichloroethylbenzene

483 mm) Std Needle Dead Volume 1

In contrast to the alternative guaiacol method

70362-50-4

VP HPLC guard column (preparative), NUCLEODUR C18 HTec, 10x16 mm Merck/MilliporeSigma 109494 10% v/v Hydrochloric AcidFor protection of your main HPLC column from contamination, it is recommended to use guard columns. These short columns are placed into a guard column holder. The guard column holder in combination with a guard column inside is installed between the injector and the HPLC column. This installation prevents chemical impurities to reach the main column. Because a contamination could form an irreversible bond with the column packing material (stationary